Best Time to Fly ATL to MCO: On-Time Stats by Hour & Airline
Hartsfield-Jackson Atlanta International → Orlando International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 70.5% of Atlanta (ATL) to Orlando (MCO) flights arrived on time (8,208 scheduled flights). That is 7.1 points below the national average of 77.6%.
Among 4 airlines, Southwest Airlines led with 74.9% on time and Frontier Airlines was last with 64.8%.
Over 24 months, Wednesday was the most reliable day (78% on time) and July the worst month (57%).
The cancellation rate was 1.5% (US average 1.8%).
ATL to MCO on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 74.9% | 62 min | 1.1% | 1,095 |
| Spirit Airlines | 73.0% | 91 min | 4.2% | 410 |
| Delta Air Lines | 70.8% | 65 min | 1.2% | 5,480 |
| Frontier Airlines | 64.8% | 112 min | 2.2% | 1,223 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ATL to MCO
On-time arrival % by scheduled departure hour (local time), 16,697 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 82.5% | 2.0% | 152 |
| 6am–7am | 85.5% | 3.1% | 456 |
| 7am–8am | 88.2% | 1.5% | 974 |
| 8am–9am | 84.0% | 1.1% | 1,507 |
| 9am–10am | 80.4% | 1.1% | 940 |
| 10am–11am | 76.8% | 1.5% | 985 |
| 11am–12pm | 79.3% | 1.5% | 1,056 |
| 12pm–1pm | 77.9% | 1.4% | 1,027 |
| 1pm–2pm | 73.6% | 1.2% | 837 |
| 2pm–3pm | 70.1% | 0.7% | 1,020 |
| 3pm–4pm | 61.1% | 2.0% | 895 |
| 4pm–5pm | 60.7% | 1.1% | 643 |
| 5pm–6pm | 59.2% | 1.1% | 978 |
| 6pm–7pm | 57.5% | 2.2% | 1,293 |
| 7pm–8pm | 58.6% | 0.8% | 973 |
| 8pm–9pm | 57.2% | 1.6% | 852 |
| 9pm–10pm | 65.8% | 1.6% | 708 |
| 10pm–11pm | 64.7% | 1.9% | 1,077 |
| 11pm–12am | 68.0% | 3.4% | 324 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ATL to MCO
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 77.0% | +3.3 pts | 0.3% | 310 |
| Christmas & New Year (Dec 20 - Jan 3) | 65.0% | -8.8 pts | 1.3% | 693 |
| Summer peak (Jun 15 - Aug 15) | 58.1% | -15.6 pts | 1.6% | 2,788 |
| All other days | 73.7% | — | 1.5% | 12,906 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).